condition mean min max 4 h after light 5700.9293333333335 5215.471 6578.499 8 h after light 5375.6393333333335 4954.834 6080.326 12 h after light 4097.912 2679.942 5330.222 16 h after light 6906.152999999999 6526.32 7647.2919999999995 4 h after dark 7380.139666666667 7056.553000000001 7569.985 8 h after dark 5148.067999999999 3537.739 6385.071999999999